US2582694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for severance of rigid materials
Assignee: Individual
•
Filing: 1949-02-10
•
Granted: 1952-01-15
•
Expires: 1969-02-10
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Gundlach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:35
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/22; B28D1/222; B28D1/223; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8798; Y10T83/8804; Y10T83/8805
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US553352A
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US1807679A
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US806133A
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US812973A
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US1680805A
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US2053043A
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US2188318A
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US2205313A
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US2374436A
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US2490989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |